Wikipedia The world's largest encyclopedia available on the Web at www.wikipedia.com. Wikipedia is user generated, and anyone can create or edit an article (see wiki). Founded in 2001 by Jimmy Wales, as of 2020, there are more than six million articles in English, as well as articles in every language on earth.
The Macquarie Dictionary Online is the most comprehensive and up-to-date version of the dictionary available, with new words, phrases, and definitions added twice annually. It has the greatest coverage of encyclopaedic and non-encyclopaedic entries across the Macquarie range, as well as offering spoken pronunciations.
The New Oxford American Dictionary (NOAD) is a single-volume dictionary of American English compiled by American editors at the Oxford University Press.. NOAD is based upon the New Oxford Dictionary of English (NODE), published in the United Kingdom in 1998, although with substantial editing, additional entries, and the inclusion of illustrations.
Dorlands Illustrated Medical Dictionary is a medical dictionary edited by William Alexander Newman Dorland, and first printed in 1890. The word Dorland's is now the brand name for a family of more than 20 medical books available in various media (including printed books, CD-ROMs, and online content).
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Wikipedia definition: the name of a large website that provides free information in many languages on many subjects, and…. Learn more.
Wikipedia is a free online encyclopedia, created and edited by volunteers around the world and hosted by the Wikimedia Foundation. English 6 383 000+ articles 日本語 1 292 000+ 記事